Long pending UX issues

[ankush]

• Explaining bench, bench group, deploys etc to end users
• The whole update process
  • First release group has to be updated, then only site will show an update. This should be far simpler in UI.
  • Even though both update can be done in one shot, they're still not discoverable from site page
• Private vs public bench, differences, easy migrations.
• Major version upgrades are still tedious and manual process.
• Region, server migrations.
• Creating a new site on a particular server, inside a particular bench.
• ...

[tanmoysrt]

• In site page, show the site migrations. So, once end-user schedule some migration (via Change Server), they can view / cancel it.

[Bowrna]

When creating a new site, we have to prompt if user wants to utilize shared resource / their dedicated server.